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joplin notion extension/Web Development/Javascript/blob file download.md

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+blob file download
+
+```jsx
+const download=()=>{
+    fetch(`${HOST}`,{
+
+    })
+    .then(res=>res.blob())
+    .then(blob=>{
+        const url = URL.createObjectURL(blob);
+      const link = document.createElement("a");
+      link.download = "extraordinary12.mp3";
+      link.href = url;
+      link.click();
+    })
+    .catch(console.log)
+}
+```
+
+
+creating a text blob
+```js
+const textData = "Hello, this is my text content!";
+const textBlob = new Blob([textData], { type: 'text/plain' });
+```